Unformatted text preview: • the population is the set of all the subjects of interest. o we usually have data for some of them which we called our sample. • Population- all subjects of interest • Sample- subjects for whom we have data. • descriptive statistics refers to methods for summarizing the data. the summaries usually consist of graphs and numbers such as averages and percentages. • inferential statistics refers to methods of making decisions or predictions about a population based on data obtained form a sample of that population. • a parameter is a numerical summary of the population. • a statistic is a numerical summary of a sample taken from the population. •...
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This note was uploaded on 04/04/2012 for the course STA 2023 taught by Professor Ripol during the Spring '08 term at University of Florida.
- Spring '08